Groove Tubes GT-6V6-S DUET

GT-6V6-S DUET description:

Groove Tubes GT-6V6-S Duet: Highest output 6V6. This tube has more of the character of a 6L6 than 6V6 in many amps. These handle plate voltages in excess of 475 plate volts and have a very agressive tone and long life.